20Developmental anomalies
Structural developmental anomalies primarily affecting one body system
Structural developmental anomalies of the skeleton
LB99Reduction defects of upper limb
LB99.8
category
Split hand
Definition A condition caused by malformation of the hand during the antenatal period. This condition is characterised by a deep median cleft of the hand due to the absence of the central rays.
Also indexed as
Lobster-claw hand Split hand Split hand, bilateral Split hand, unilateral congenital cleft hand ectrodactyly lobster claw deformity lobster-claw hand, unspecified side
Nearby in Reduction defects of upper limb
International Classification of Diseases, Eleventh Revision (ICD-11), World Health Organization (WHO) 2019/2021, https://icd.who.int/browse11. Licensed under Creative Commons Attribution-NoDerivatives 3.0 IGO (CC BY-ND 3.0 IGO).
Release 2026-01.
View this entity in the official WHO ICD-11 browser .
This page reproduces WHO classification content for reference. It is not
medical advice and must not be used to diagnose or treat. For coding
decisions, consult the official release and your national coding guidelines.
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